Abstract: A horological resonator mechanism, including a structure carrying, via a flexible suspension, an anchor unit from which is suspended an inertial element oscillating about a pivot axis extending in a first direction Z, in a first degree of rotational freedom RZ, under the effect of the return forces of a flexure pivot including longitudinal elastic strips, each fixed to the inertial element and to the anchor unit, the flexible suspension allowing the anchor unit to move in five degrees of freedom, this resonator is a composite assembly made of at least two different materials, on the one hand for the flexure pivot, and on the other hand for the flexible suspension.

Abstract: A flexible guide for a rotating resonator mechanism, in particular of a horological movement, the guide including a fixed support, an element that is capable of moving relative to the fixed support, at least one main flexible blade allowing the movable element to move relative to the fixed support by bending the one or more main flexible blades via a rotary motion about a centre of rotation, the flexible guide being arranged substantially in one plane, and includes at least one translation table joined to one end of the main flexible blade, the main flexible blade and the translation table forming a pair connected to the fixed support, to the movable element, or to an intermediate movable part, such that the translation table is configured to move in translation at least in part under the effect of the bending of the main flexible blade.

Abstract: A timepiece resonator mechanism (100), including a structure (1) carrying, by a flexible suspension (300), an anchoring block (30) from which is suspended an inertial element (2) oscillating about a pivot axis (D) extending in a first direction Z, according to a first rotational degree of freedom RZ, under the action of return forces of a flexible pivot (200) including elastic longitudinal strips (3) each fixed to said inertial element (2) and to said anchoring block (30), the resonator mechanism including a viscous substance (10) arranged at least partly around the flexible suspension (300), the viscous substance (10) being configured to at least partly dissipate the energy due to a shock.

Abstract: A method of setting up a resonator mechanism for timepieces, including a structure and an anchoring block from which is suspended at least one inertial element subjected to return forces exerted by a flexible pivot including a plurality of resilient blades deformable essentially in a plane XY perpendicular to the first direction Z, the anchoring block being suspended from the structure by a flexible suspension, the method including measuring a reference oscillation frequency of the inertial element about the Z direction in the XY plane, measuring a secondary oscillation frequency of the inertial element, comparing the secondary oscillation frequency with the reference oscillation frequency, adapting flexible suspension or substituting flexible suspension with another flexible suspension.

Abstract: A balance wheel (15) for a clockwork resonator mechanism (1), including a main arm (6) arranged along a longitudinal axis, the balance wheel (15) including at least a first lateral weight (11) for adjusting the inertia of the balance wheel, the first lateral weight (11) being mounted so as to be able to move on the main arm (6) of the balance wheel (15) so as to be able to adopt a plurality of positions more or less close to the main arm (6) in order to adjust the inertia of the balance wheel (15). Also, a method for developing the resonator mechanism.

Abstract: A horological movement including a mechanical resonator and a hybrid escapement including an escapement wheel and a pallet assembly with at least one magnetic pallet-stone formed of a magnet and associated with a mechanical banking, the escapement wheel including a periodic magnetised structure defining increasing gradients of magnetic potential energy for the magnetic pallet-stone, and protruding parts associated with the increasing gradients of magnetic potential energy. When the force torque is equal to a nominal force torque or has a value within at least an upper part of a given range of values, one of the protruding parts of the escapement wheel is subjected to at least one shock on the mechanical banking of the pallet assembly after the magnetic pallet-stone has climbed any one of the increasing gradients of magnetic potential energy, thus dissipating at least partially a kinetic energy of the escapement wheel.

Abstract: A balance-spring, in particular for a horological resonator mechanism, the balance-spring including a flexible strip coiled on itself into several coils, the strip having a predefined flexibility, the balance-spring including a device for adjusting its flexibility, the adjustment device including an elastic element in direct contact with the strip, the elastic element preferably having a flexibility less than that of the strip, the adjustment device including a prestressing device to apply a variable force or torque to the elastic element, so as to vary the flexibility of the elastic element, the elastic element and the strip being separate and assembled with each other. An horological resonator mechanism including such a balance-spring is also disclosed.

Abstract: A horological component including a first part having a body provided with a first and a second cavity, the second cavity receiving a second part by engagement therewith, the first and second cavities being connected to each other by a capillary channel configured to allow the capillary flow of an adhesive from the first cavity to the second.

Abstract: A horological movement includes a resonator and an escapement wheel with flexible teeth, and an anchor formed of two mechanical pallets capable of abutting, when the anchor switches between its two rest positions, with any one of the flexible teeth depending on the angular position of the escapement wheel. Each flexible tooth is arranged to bend by undergoing an elastic deformation under a radial force that can be exerted by one of the two mechanical pallets abutting against this flexible tooth while the escapement wheel has an unfavourable angular position and the resonator is braked by the anchor. Each tooth has an elastic capacity to elastically absorb, in a radial direction, most of a maximum mechanical energy that the mechanical resonator may have during normal operation of the horological movement, to avoid breakage or deterioration of the escapement.

Abstract: The horological movement includes a mechanical resonator and an escapement including an escapement wheel, which has a plurality of teeth, and an anchor formed by a stick and two arms having respectively two mechanical pallets likely to come into contact, when the anchor is subject to an alternative movement, with any of the teeth according to the angular position of the escapement wheel. To avoid damage to the escapement during rocking of the anchor while the escapement wheel is positioned in an unfavourable angular position, the anchor is arranged, during the rocking of this anchor, to be able to bend being subjected to an elastic deformation. The anchor has an elastic capacity between each of the two mechanical pallets and a fork of the anchor, enabling it to absorb elastically, during the elastic deformation, a maximum mechanical energy that the mechanical resonator can have during the normal functioning of the horological movement.

Abstract: A regulating member for a horological movement includes an oscillating weight, for example a balance, a balance spring including a flexible strip wound about itself in a plurality of turns, the strip having a predefined rigidity to allow the oscillating weight to undergo a rotary oscillatory motion, and the strip including an outer end of the strip. The regulating member includes a resilient device for compensating for external pressure, connecting the outer end to a first support that is immobile with respect to the horological movement, the resilient compensation device being configured to adapt its stiffness according to the external pressure in order to compensate for an effect of the external pressure on the regulating member. Additionally, the horological movement includes the regulating member.

Abstract: A horological movement includes an escapement with a magnetic system to generate magnetic force impulses, so as to sustain the oscillation of the mechanical resonator associated with the escapement. In order to make possible an effective self-starting of the assembly formed of the mechanical resonator and of the escapement during a winding of the barrel, after a stop of the horological movement due to the unwound barrel spring, the escape wheel includes teeth and the pallet assembly includes two mechanical pallet-stones arranged to receive, upon starting, at least one mechanical force impulse of the escape wheel via one of the teeth thereof, the mechanical force impulse generating a starting force torque on the pallet assembly that is transmitted to the balance of the mechanical resonator to begin an oscillation of the latter so that the assembly can operate normally after a starting phase.

Abstract: A regulating member (1) for a horological movement including an oscillating weight, for example a balance, and a balance spring including a flexible strip (2) wound about itself in a plurality of turns, the strip (2) having a predefined rigidity to allow the oscillating weight to undergo a rotary oscillatory motion, the strip (2) including an outer end (9), wherein the regulating member (1, 10) includes a temperature-compensating resilient device configured to adapt the stiffness thereof as a function of the temperature to compensate for the effect of temperature on the regulating member (1, 10), the resilient device including a resilient element (5) connecting the outer end (9) to a first support (7) that is stationary relative to the horological movement, as well as preloading means (6) for applying a variable force or torque to the resilient element (5) as a function of the temperature.

Abstract: A member for a horological movement including an oscillating mass, for example a balance, a flexible guide including at least two main flexible blades connecting a movable support to the oscillating mass to enable the oscillating mass to make a rotary movement about a virtual pivot, wherein the regulating member includes an elastic device for compensating for the temperature arranged so as to connect the movable support to a securing device for securing the regulating member on the horological movement, the elastic compensation device being configured to adapt its stiffness according to the temperature in order to compensate for the effect of temperature on the regulating member.

Abstract: A regulating member (10) for a horological movement including a balance, a balance spring including a flexible strip (2) coiled on itself in several turns, the strip (2) having a predefined rigidity to enable the balance to perform a rotary oscillatory movement, the strip including an outer end (9). The regulating member (10) includes a resilient device for compensating the direction of gravity with respect to the regulating member (10), the resilient device adapting its stiffness according to gravity to compensate for the effect of gravity on the regulating member, the resilient device including a resilient element (5) connecting the outer end (9) to a first non-movable support (7) with respect to the horological movement, as well as prestressing means (6) for applying a variable force or torque on the resilient element (5) according to the direction of gravity with respect to the regulating member (10).

Abstract: A regulating member for a horological movement including an oscillating mass, for example a balance, a flexible guide including at least two flexible blades connecting a rigid support to the oscillating mass to enable the oscillating mass to make a rotary movement about a virtual pivot, the regulating member including an elastic device for compensating for the external pressure, the elastic compensation device being arranged in series with the rigid support, so as to connect the rigid support to means for securing the regulating member to the horological movement, the elastic compensation device being configured to adapt its stiffness according to the external pressure in order to compensate for the effect of external pressure on the regulating member.

Abstract: A timepiece movement includes a magnetic escapement formed of a magnetic escape wheel with an annular magnetized structure and a pallet fork whose shaft is formed by a ferromagnetic material. The pallet shaft exerts on the escape wheel a magnetic disturbance torque due to the fact that the annular magnetized structure exhibits an angular variation of at least one defining physical parameter thereof, such that the magnetic attraction varies as a function of the angular position of the escape wheel and has a tangential component. A magnetic compensation pin is incorporated in the timepiece movement, this magnetic compensation pin being arranged such that the second magnetic disturbance torque that it exerts on the escape wheel exhibits an angular phase shift relative to the first magnetic disturbance torque generated by the pallet shaft, so as to compensate largely for this first magnetic disturbance torque.

Abstract: A flexible guide assembly (10) including a fixed support (22) and three flexible guides arranged in series, the first flexible guide including a first movable element (23) relative to the fixed support (22), a first pair of uncrossed flexible blades (26, 27) connected to the first movable element (23), the second flexible guide including a second movable element (24) relative to the first movable element (23), a second pair of uncrossed flexible blades (28, 29) connecting the second movable element (24) to the first movable element (23), the third flexible guide including a third movable element (25) and a third pair of uncrossed flexible blades (31, 32) connecting the third movable element (25) to the second movable element (24), the third movable element (25) forming a balance or a balance support of the rotary resonator mechanism.

Abstract: A balance for timepieces includes a rim, a hub, and at least one arm connecting the hub to the rim. At least one portion of the balance is made of an at least partially amorphous metal alloy. The at least partially amorphous metal alloy is based on an element chosen from the group consisting of platinum, zirconium and titanium, and has a coefficient of thermal expansion comprised between 7 ppm/° C. and 12 ppm/° C. The balance can be manufactured by moulding. A resonator can include such a balance and a monocrystalline quartz balance spring.

Abstract: A device (10) for guiding a pivoting mass in rotary pivoting, in particular for a horological movement comprising, arranged in series substantially in the same plane, a first support (2), a first pair of uncrossed strips (5, 6), a second support (3), a pair of crossed strips (7, 8), and a third support (4), the pair of uncrossed strips including, a first (5) and a second (6) flexible strip connecting the first support (2) to the second support (3) without crossing each other, the pair of crossed strips including a third (7) and a fourth (8) flexible strip connecting the second support (3) to the third support (4), the third (7) and fourth (8) flexible strips crossing each other between the second (3) and the third (4) support.